package demo2;

import org.springframework.context.annotation.AnnotationConfigApplicationContext;

/*
    使用Spring容器管理DBUtil
    并通过配置文件config.properties来配置数据库连接信息
 */
public class Test {
    public static void main(String[] args){
        AnnotationConfigApplicationContext context = new AnnotationConfigApplicationContext("demo2");
        DBUtil db = context.getBean(DBUtil.class);
        System.out.println(db);
    }
}
